Floor mat brush



FIG. 1 is a perspective view of a floor mat brush;

FIG. 2 is a left side elevational view of the floor mat brush;

FIG. 3 is a right side elevational view of the floor mat brush;

FIG. 4 is a rear side elevational view of the floor mat brush;

FIG. 5 is a front side elevational view of the floor mat brush;

FIG. 6 is a top plan view of the floor mat brush;

FIG. 7 is a bottom plan view of the floor mat brush; and,

FIG. 8 is a perspective bottom view of the floor mat brush.

The broken lines illustrate portions of the floor mat brush and form no part of the claimed design. 

CLAIM The ornamental design for a floor mat brush, as shown and described. 